Allen Krantz is a composer, solo guitarist, and chamber musician. His performances throughout the United States have included appearances at Carnegie Hall, Saratoga Performing Arts Center and the Phillips Collection in Washington, with his diverse programs often featuring original compositions.
Recent premieres have included “Three Pieces for Chamber Orchestra”; “Passacaglia” for trombone, guitar and piano, premiered by Joseph Alessi of the New York Philharmonic; and “American Document” commissioned by the Martha Graham Dance Company and premiered at the Joyce Theater in NY. Other recent pieces are "Sacred Places" for solo guitar; "A Musical Walk", a children's piece commissioned by the Philadelphia Orchestra; a symphony entitled "In the Air", and "Under One Roof", a trio for trumpet violin and piano in celebration of the 125th anniversary of the Philadelphia Museum of Art.

“An American Town” for string orchestra, commissioned by the Village Bach Festival in Michigan was also presented at the Moscow Autumn festival and in Australia. Jason Vieaux performed Krantz's guitar concerto, “Innocence and Experience”, at the Darwin International Guitar Festival in Australia and with Orchestra 2001 in Philadelphia. “anyone lived in a pretty how town”, commissioned by Gretna Music, has been performed by members of the Philadelphia Orchestra conducted by Charles Dutoit in Saratoga and Philadelphia. Krantz's arrangement of Copland’s Appalachian Spring sketches were presented at the Library of Congress with the Martha Graham Company.

Allen Krantz is composer in residence for the Philadelphia based chamber ensemble, 1807 & Friends, which has premiered many of his works. Allen Krantz has received support from the American Composers Forum, Meet the Composer, Chamber Music America, the Pennsylvania Council on the Arts, and the Philadelphia Cultural Alliance among others.

Krantz gives occasional courses on music history and is a lecturer for the Philadelphia Orchestra. He is a core member of the Dolce Suono Ensemble, and performs in “Duo Paganini” and the “Florian Trio” with violinist Nancy Bean and cellist Lloyd Smith. Krantz’s compositions are published by the Theodore Presser Co. and Falls House Press His solo and chamber music arrangements for the guitar are published by International Music. Allen Krantz’s recordings for the DTR label include “Summer Music” , “The Romantic Guitar”, and “The Philadelphia Connection”. He has also recorded for Albany and Crystal Records labels.